CN219486408U - Refrigerator tray working of plastics mold processing - Google Patents

Abstract

The utility model discloses a refrigerator tray plastic part processing die which comprises a base, wherein a beating mechanism is arranged on the right side of the upper end of the base, supports are fixedly connected to the front-rear symmetrical positions of the upper end of the base, a threaded rod and a guide rod are arranged between the bottom end of a transverse plate of each support and the base, and an upper die and a lower die are respectively arranged at the upper end and the lower end of each threaded rod. The utility model is provided with the beating mechanism, the gear is driven to rotate through the output end of the servo motor, so that the beating plate moves leftwards, the fastening spring is contracted, when the gear rotates to the other half circle, under the effect of the recovery deformation of the fastening spring, the beating plate moves leftwards quickly, the beating plate can strike the right side surfaces of the upper die and the lower die, so that the raw materials can be ensured to fill the whole die cavity, bubbles are avoided, the upper die and the lower die are mutually far away after the refrigerator tray is molded, the lower die moves downwards, and the ejector plate ejects the molded refrigerator tray.

Description

Refrigerator tray working of plastics mold processing

Technical Field

The utility model relates to the technical field of dies, in particular to a refrigerator tray plastic part processing die.

Background

With the rapid development of the plastic industry and the continuous improvement of the general and engineering plastics in the aspects of strength, etc., the application range of plastic products is continuously expanded, and the use amount of plastic products is also rising. The plastic mould is a tool for producing plastic products, which consists of several groups of parts, and the combination is internally provided with a molding mould cavity.

During the refrigerator tray production and processing, the mould is clamped on the injection molding machine, and molten plastics are injected into the molding cavity, so that cooling and shaping are carried out in the cavity, but the existing processing mould still has some defects:

1. because the raw material slurry is generally injected from one end, the condition that the whole cavity cannot be filled with the raw material slurry in the process of molding the product is possibly caused, the condition of non-uniformity exists, and bubbles are easily generated, so that the yield of the refrigerator tray is reduced.

2. The formed refrigerator tray is usually in the lower die, is inconvenient for workers to take out, and greatly reduces the production efficiency of the refrigerator tray to a certain extent.

Disclosure of Invention

In order to solve the technical problem, the technical scheme provides a refrigerator tray plastic part processing die, and solves the problems that the raw material molten slurry provided in the background art cannot fill the whole cavity and is inconvenient for workers to take out a formed refrigerator tray.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a refrigerator tray working of plastics mold, includes the base, the mechanism of beating is installed on the upper end right side of base, the equal fixedly connected with support of front and back symmetrical position department of base upper end, be provided with threaded rod and guide bar between diaphragm bottom and the base of support, the upper and lower both ends of threaded rod are provided with mould and lower mould respectively, just go up mould and lower mould all with guide bar sliding connection, the upper end left side fixed mounting of base has the connecting plate, the top of connecting plate extends to the inside of lower mould to with the bottom middle part fixed connection of ejector plate, the mechanism of beating is including welding in the fixed plate on base upper end right side, one side four corners position department of fixed plate all with fastening spring's one end fixed connection, fastening spring's the other end fixedly connected with beats the board, the bar groove has been seted up in the middle part of fixed plate one side, the one side middle part fixedly connected with of beating the board is close to the fixed plate, the other end runs through the bar groove, and is connected with gear engagement, gear one end fixed connection is in servo motor's output, install on the base through the rack.

Preferably, the bottom both sides of base rotate respectively and are connected with master gear and from the gear, the master gear passes through the gear conveyer belt and is connected with from gear drive, both sides the upper end of base is all run through to the bottom of threaded rod, and respectively with master gear and from gear fixed connection, there is step motor the bottom of base through mount pad fixed mounting, step motor's output and master gear fixed connection.

Preferably, the threads formed at the upper end and the lower end of the threaded rod are opposite in rotation direction, and the upper die and the lower die are respectively connected with the upper end and the lower end of the threaded rod in a threaded manner.

Preferably, the half circle of the gear is provided with teeth meshed with the rack, and the other half circle of the gear is not provided with meshing teeth.

Preferably, the top middle part fixed mounting of fixed plate has the connecting piece, the spout has been seted up to the bottom of connecting piece, just the upper end fixedly connected with of rack and the slider of spout looks adaptation, slider sliding connection is in the inside of spout.

Preferably, the middle part of the upper end of the upper die is communicated with an injection molding opening, the bottom end of the upper die is fixedly connected with a sealing ring, and the upper end of the lower die is provided with a sealing groove matched with the sealing ring.

Compared with the prior art, the utility model provides a refrigerator tray plastic part processing die which has the following beneficial effects:

the utility model is provided with the beating mechanism, the gear is driven to rotate through the output end of the servo motor, so that the beating plate moves leftwards, the fastening spring contracts, when the gear rotates to the other half circle, under the effect of the recovery deformation of the fastening spring, the beating plate moves leftwards quickly, the beating plate can strike the right side surfaces of the upper die and the lower die, so that the raw materials can be ensured to fill the whole die cavity, bubbles are avoided, the upper die and the lower die are mutually far away after the refrigerator tray is molded, the lower die moves downwards, and the molded refrigerator tray is ejected by the ejection plate, thereby meeting the demands of workers.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the flapping mechanism of the present utility model;

FIG. 3 is a schematic view of the bottom structure of the present utility model;

FIG. 4 is a schematic view of the upper die structure of the present utility model;

fig. 5 is a schematic structural view of a lower die in the present utility model.

The reference numerals in the figures are:

1. a base; 101. a bracket; 102. a threaded rod; 103. a guide rod; 104. a main gear; 105. a slave gear; 106. a gear belt; 107. a stepping motor; 108. a mounting base; 109. a connecting plate; 2. an upper die; 201. an injection molding port; 202. a seal ring; 3. a lower die; 301. an ejector plate; 302. sealing grooves; 4. a beating mechanism; 401. a servo motor; 402. a gear; 403. a rack; 404. a fixing plate; 405. a bar-shaped groove; 406. beating the plate; 407. a fastening spring; 408. a connecting piece; 409. a chute; 410. a sliding block.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1 and 5, a processing mold for plastic parts of a refrigerator tray includes a base 1, a beating mechanism 4 is installed on the right side of the upper end of the base 1, a support 101 is fixedly connected to the front-rear symmetrical position of the upper end of the base 1, a threaded rod 102 and a guide rod 103 are disposed between the bottom end of a transverse plate of the support 101 and the base 1, the threaded rod 102 is rotatably connected with the support 101 and the base 1, the guide rod 103 is fixedly connected with the support 101 and the base 1, threads formed at the upper end and the lower end of the threaded rod 102 are opposite in rotation direction, the upper end and the lower end of the threaded rod 102 are respectively in threaded connection with an upper mold 2 and a lower mold 3, the upper mold 2 and the lower mold 3 are both in sliding connection with the guide rod 103, a connecting plate 109 is fixedly installed on the left side of the upper end of the base 1, the top end of the connecting plate 109 extends to the inside of the lower mold 3, and is fixedly connected with the middle part of the bottom end of an ejector plate 301, a second sealing groove is formed at the position corresponding to the bottom end of the lower mold 3 and the ejector plate 301, and a second sealing ring is fixedly connected to the ejector plate 301, and tightness of an interface is ensured.

The two sides of the bottom end of the base 1 are respectively connected with a main gear 104 and a slave gear 105 in a rotating way, the main gear 104 is in transmission connection with the slave gear 105 through a gear conveying belt 106, the bottom ends of the threaded rods 102 on the two sides penetrate through the upper end of the base 1 and are respectively fixedly connected with the main gear 104 and the slave gear 105, the bottom end of the base 1 is fixedly provided with a stepping motor 107 through a mounting seat 108, and the output end of the stepping motor 107 is fixedly connected with the main gear 104.

The middle part of the upper end of the upper die 2 is communicated with an injection molding opening 201, the bottom end of the upper die 2 is fixedly connected with a sealing ring 202, and the upper end of the lower die 3 is provided with a sealing groove 302 which is matched with the sealing ring 202.

The output end of the stepping motor drives the main gear 104 to rotate, the main gear 104 drives the slave gear 105 to rotate through the gear conveying belt 106, so that the two threaded rods 102 synchronously rotate, the upper die 2 and the lower die 3 are close to or far away from each other, when the upper die 2 and the lower die 3 are close to each other, the sealing ring 202 is clamped into the sealing groove 302, the sealing performance of the joint of the upper die 2 and the lower die 3 is ensured, and at the moment, the second sealing ring on the ejector plate 301 is also clamped into the second sealing groove, so that raw material slurry leakage during injection molding is prevented, after the refrigerator tray is molded, the upper die 2 and the lower die 3 are far away from each other, the lower die 3 moves downwards, and the ejector plate 301 ejects the molded refrigerator tray, thereby meeting easier requirements.

Referring to fig. 1, the beating mechanism 4 includes a fixing plate 404 welded on the right side of the upper end of the base 1, four corners of one side of the fixing plate 404 are fixedly connected with one end of a fastening spring 407, the other end of the fastening spring 407 is fixedly connected with a beating plate 406, a strip-shaped groove 405 is formed in the middle of one side of the fixing plate 404, a rack 403 is fixedly connected with the middle of one side of the beating plate 406, which is close to the fixing plate 404, the other end of the rack 403 penetrates through the strip-shaped groove 405 and is meshed with a gear 402, the middle of one end of the gear 402 is fixedly connected with the output end of a servo motor 401, the servo motor 401 is mounted on the base 1 through a mounting plate, a half circle of the gear 402 is provided with teeth meshed with the rack 403, and another half circle of the gear 402 is not provided with meshing teeth.

The gear 402 is driven to rotate through the output end of the servo motor 401, the gear 402 drives the rack 403 to move leftwards, the tapping plate 406 moves leftwards, the fastening spring 407 is contracted, when the gear 402 rotates to other half circles, the tapping plate 302 moves leftwards rapidly under the action of the recovery deformation of the fastening spring 407, the tapping plate 407 can strike the right side surfaces of the upper die 2 and the lower die 3, accordingly raw materials can be guaranteed to fill the whole die cavity, bubbles are avoided, and the yield of the refrigerator tray is improved.

The top middle part fixed mounting of fixed plate 404 has connecting piece 408, and spout 409 has been seted up to the bottom of connecting piece 408, and the upper end fixedly connected with of rack 403 with spout 409 looks adaptation slider 410, slider 410 sliding connection is in the inside of spout 409, and spout 409 and slider 410 all are "T" type, use through the cooperation of spout 409 and slider 410, carry out spacing to rack 403, simultaneously, have also guaranteed the stability of rack 403 motion.

The working principle and the using flow of the device are as follows: when the utility model is used, the output end of the stepping motor drives the main gear 104 to rotate, the main gear 104 drives the slave gear 105 to rotate through the gear conveying belt 106, so that the two threaded rods 102 synchronously rotate, the upper die 2 and the lower die 3 are close to each other, the sealing ring 202 is clamped into the sealing groove 302, the second sealing ring on the ejection plate 301 is also clamped into the second sealing groove, raw material slurry is added into the die cavity through the injection molding opening 201, the output end of the servo motor 401 drives the gear 402 to rotate, the gear 402 drives the rack 403 to move leftwards, the flap plate 406 further moves leftwards, the fastening spring 407 contracts, when the gear 402 rotates to the other half circle, under the action of restoring deformation of the fastening spring 407, the flap plate 302 moves leftwards rapidly, so that the raw material can be ensured to fill the whole die cavity, the upper die 2 and the lower die 3 are kept away from each other after the refrigerator tray is molded, the ejection plate 301 ejects the molded refrigerator tray downwards.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a refrigerator tray working of plastics mould, its characterized in that, includes base (1), patting mechanism (4) are installed on the upper end right side of base (1), the front and back symmetry position department of base (1) upper end is all fixedly connected with support (101), be provided with threaded rod (102) and guide bar (103) between diaphragm bottom and the base (1) of support (101), the upper and lower both ends of threaded rod (102) are provided with cope match-die (2) and lower mould (3) respectively, just cope match-die (2) and lower mould (3) all with guide bar (103) sliding connection, upper end left side fixed mounting of base (1) has connecting plate (109), the top of connecting plate (109) extends to the inside of lower mould (3) to with the bottom middle part fixed connection of liftout plate (301);

wherein, patting mechanism (4) including welding in fixed plate (404) on base (1) upper end right side, one side four corners position department of fixed plate (404) all with the one end fixed connection of fastening spring (407), the other end fixedly connected with of fastening spring (407) is patted board (406), bar groove (405) have been seted up in the middle part of fixed plate (404) one side, one side middle part fixedly connected with rack (403) that is close to fixed plate (404) of patter board (406), bar groove (405) are run through to rack (403) other end, and are connected with gear (402) meshing, gear (402) one end middle part fixedly connected with servo motor (401) output, servo motor (401) are installed on base (1) through the mounting panel.

2. The refrigerator tray plastic processing mold according to claim 1, wherein: the utility model discloses a base, including base (1), gear drive (106) and gear drive (105), the bottom both sides of base (1) are rotated respectively and are connected with master gear (104) and from gear (105), master gear (104) are connected with from gear drive (105) transmission through gear drive belt (106), both sides the upper end of base (1) is all run through to the bottom of threaded rod (102), and respectively with master gear (104) and from gear drive (105) fixed connection, step motor (107) are passed through mount pad (108) fixed mounting to the bottom of base (1), the output and the master gear drive (104) fixed connection of step motor (107).

3. The refrigerator tray plastic processing mold according to claim 1, wherein: the threads formed at the upper end and the lower end of the threaded rod (102) are opposite in rotation direction, and the upper die (2) and the lower die (3) are respectively in threaded connection with the upper end and the lower end of the threaded rod (102).

4. The refrigerator tray plastic processing mold according to claim 1, wherein: the half circle of the gear (402) is provided with teeth meshed with the rack (403), and the other half circle of the gear (402) is not provided with meshing teeth.

5. The refrigerator tray plastic processing mold according to claim 1, wherein: connecting piece (408) is fixedly installed in the middle of the top of fixed plate (404), spout (409) have been seted up to the bottom of connecting piece (408), just upper end fixedly connected with of rack (403) is with slider (410) of spout (409) looks adaptation, slider (410) sliding connection is in the inside of spout (409).

6. The refrigerator tray plastic processing mold according to claim 1, wherein: the upper end middle part intercommunication of last mould (2) has injection molding mouth (201), the bottom fixedly connected with sealing washer (202) of going up mould (2), just seal groove (302) with sealing washer (202) looks adaptation are seted up to the upper end of lower mould (3).